2025-12-16T17:27:43.752Z42.9548148.192660.45manualconfirmedUSGS4.5mb1Origin/20251216180722.510725.26440725Magnitude/20251216180722.510806.264407262025-12-16T18:07:22.538917ZOff Coast of Hokkaido, Japanregion nameOrigin/20251216180722.510725.26440725